Electric Rear Bike Wheel – “Smart Wheel”

By the help of this wheel, any traditional bike can be modified into an e-bike. It can be changed back into its original state at any time. The hub of this rim is fitted with a battery-powered motor inside which can also be recharged.

The 2017 edition of the EcoMobility Expo Online has been put online as part of the EcoMobility World Festival 2017 in Kaohsiung, Taiwan.
The Festival has been hosted by the City of Kaohsiung and organized in partnership with ICLEI.